head to head · open source
Bruno vs swift-openapi-generator
Bruno has 47,992 GitHub stars, 3,068 forks, 1,831 open issues and last shipped yesterday. swift-openapi-generator has 1,994 stars, 195 forks, 132 open issues and last shipped 8 days ago. Bruno leads on adoption by 2,307% (47,992 vs 1,994 stars). Bruno is written in JavaScript under MIT; swift-openapi-generator is written in Swift under Apache-2.0. Bruno has attracted 6% as many forks as stars, swift-openapi-generator 10%. Bruno was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (openapi), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
← all 20902 open source comparisons
Side by side
| Bruno | swift-openapi-generator | |
|---|---|---|
| GitHub stars | ★ 48K | ★ 2.0K |
| License | MIT | Apache-2.0 |
| Written in | JavaScript | Swift |
| Last push | 2026-11-02 | 2026-10-26 |
| Forks | ⑂ 3.1K | ⑂ 195 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Bruno if
- You weight community size — 48K stars and counting
- You want the MIT license terms
- Your stack matches JavaScript
- You value the larger contributor base for long-term maintenance
pick swift-openapi-generator if
- You want the swift-openapi-generator feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Swift
- You evaluated both and swift-openapi-generator fits your workflow better
About Bruno
Bruno Opensource IDE for exploring and testing APIs. English Українська Русский Türkçe Deutsch Français Português (BR) 한국어 বাংলা Español Italiano Română Polski 简体中文 正體中文 العربية 日本語 ქართული Nederlands فارسی Bruno is a new and innovative API client, aimed at revolutionizing the status quo represented by Postman and similar tools out there. Bruno stores your collections directly in a folder on your filesystem. We use a plain text markup language, Bru, to save information about API requests. You can use Git or any version control of your choice to collaborate over your API collections. Bruno is offline only. There…
read the full Bruno overview →
About swift-openapi-generator
Swift OpenAPI Generator Generate Swift client and server code from an OpenAPI document. Overview [OpenAPI][openapi] is a specification for documenting HTTP services. An OpenAPI document is written in either YAML or JSON, and can be read by tools to help automate workflows, such as generating the necessary code to send and receive HTTP requests. Swift OpenAPI Generator is a Swift package plugin that can generate the ceremony code required to make API calls, or implement API servers. The code is generated at build time, so it's always in sync with the OpenAPI document and doesn't need to be committed to your…
read the full swift-openapi-generator overview →
More in Developer Tools
Related comparisons
More API Development & Testing projects
Compare either of these against the rest of the API Development & Testing field.
Frequently asked questions
Is Bruno or swift-openapi-generator more popular?
Bruno has 47,992 GitHub stars and swift-openapi-generator has 1,994. Bruno has the larger community by that measure.
Are Bruno and swift-openapi-generator free?
Both are open source. Bruno is licensed under MIT and swift-openapi-generator under Apache-2.0. Neither carries a licence fee.
What is the difference between Bruno and swift-openapi-generator?
Bruno is written in JavaScript and swift-openapi-generator in Swift. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Bruno or swift-openapi-generator?
Choose Bruno if you want the larger community (47,992 stars) or its MIT licence terms. Choose swift-openapi-generator if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.